CN203345019U - Vehicle drive-by-wire steering wheel device - Google Patents
Vehicle drive-by-wire steering wheel device Download PDFInfo
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- CN203345019U CN203345019U CN201320452434.6U CN201320452434U CN203345019U CN 203345019 U CN203345019 U CN 203345019U CN 201320452434 U CN201320452434 U CN 201320452434U CN 203345019 U CN203345019 U CN 203345019U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 74
- 238000013459 approach Methods 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 14
- 230000001939 inductive effect Effects 0.000 claims description 3
- 230000000875 corresponding effect Effects 0.000 description 15
- 238000007514 turning Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
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Abstract
The utility model discloses a vehicle drive-by-wire steering wheel device, and aims to detect the rotation angle of a steering wheel accurately and provide a driver with adjustable suitable road feel, working modes can be changed under different working conditions, the steering wheel can be adjusted, and the number of turns of all steering rotation can be completed. A motor is fixedly connected with a box body, an output shaft of the motor is fixedly connected with the lower end of a third gear shaft by a coupler, the third gear shaft and a gear of a second gear shaft are in meshing drive and are arranged in a matched way, the third gear shaft and a gear of a first gear shaft are in meshing drive and are connected in the matched way, a gear and a gear of a fourth gear shaft are in meshing drive and are arranged in the matched way, a shaft angle encoder is fixedly connected with the upper end of a first drive shaft, a transmission nut and a screw thread part of the first drive shaft are arranged in a transmission fit way, a shell of an electromagnet is fixedly connected with the box body, and protection plates at two sides of a stop block support base are arranged with two outer side walls of a stroke baffle plate in a clearance fit way. The steering wheel device disclosed by the utility model is suitable for a vehicle, and can be used as a drive-by-wire steering wheel.
Description
Technical field
The utility model relates to a kind of vehicle steering device, specifically a kind of vehicle line traffic control steering direction dish device.
Background technology
The function of steering swivel system is the travel direction of maneuver vehicle, and system should be able to keep vehicle stabilization ground along straight-line travelling as required, and can change neatly as requested travel direction.Basic demand to steering swivel system is that manipulation light and flexible, working stability are reliable, use is economical durable, and turning efficiency is to guarantee vehicle safe driving, alleviates the labour intensity of chaufeur, the key factor of raising work production rate.Steering swivel system is the crucial assembly that determines vehicle safety and operating efficiency.
Raising along with the application scenario working condition requirement, the performance need of wheel steering system further improves, for solving the steering sensitivity existed in original steering swivel system and the problems such as road feel is unadjustable, complex structure, noise height, the scientific worker is devoted to study the steering-by-wire technology, and it is to connect and each element of controlling steering swivel system replaces traditional machinery or hydraulic connecting by microelectronic technique.The steering-by-wire technology adopts sensor record driver's the data that turn to, and then by data line, signal is passed to the electric control unit (ECU) on car, after comprehensive these and other signal of ECU judges, then controls the steering angle of vehicle.Therefore due to the mechanical connection of having cancelled between bearing circle and wheel flutter, make the design of vehicle, assembling greatly simplify, but also the force transfering characteristic and the angle transmission characteristic that can free design vehicle turn to are the significant innovations of wheel steering system.Particularly, on construction machinery and equipment, especially loader is higher to the steering swivel system requirement, and existing main technical scheme is, in the bearing circle bottom, an all-hydraulic steering gear is installed, and controls the flow that leads to steering cylinder by steering wheel rotation.At first, because the deflector of selecting is fixed, while turning to from an end position rotation number of turns required to the bearing circle of another end position also just fixing, when carrying out loading operation, need turning to just of wide-angle frequently to finish the work, at this moment operator's labour intensity is very large; Secondly, chaufeur does not have suitable road feel in driving procedure; Again, because all-hydraulic steering gear need to be arranged on the lower end of bearing circle, must guide to pipeline near operator's compartment, increase the complexity of assembling and the noise in operator's compartment.
Therefore design a kind of vehicle line traffic control steering direction dish device and become and be necessary very much, be conducive to promote exploitation, the development of wire-controlled steering system and apply.
Summary of the invention
The vehicle line traffic control steering direction dish device that the utility model provides, can accurately detect the anglec of rotation of bearing circle, can be for chaufeur provides adjustable, suitable road feel, and can under different operating modes, change mode of operation, adjust bearing circle and complete the rotation number of turns entirely turned to.
In order to solve above-mentioned technical matters, the utility model adopts following technical proposals: device mainly is comprised of motor, casing, the first gear wheel shaft, the second gear wheel shaft, the second free-wheel clutch, the 3rd gear wheel shaft, the first free-wheel clutch, gear, the 4th gear wheel shaft, torque sensor, driving nut, the first transmission shaft, angular-motion transducer, second driving shaft, roller bearing end cap, stroke baffle, positive stop, block supporting seat, electromagnet and approach switch, described motor and casing are fixedly connected, the output shaft of described motor is fixedly connected by the lower end of coupler and the 3rd gear wheel shaft, described the 3rd gear wheel shaft is arranged in the bearing seat of casing by bearing, described the second gear wheel shaft is arranged in the bearing seat of casing by bearing, described the 3rd gear wheel shaft coordinates installation with the meshed transmission gear of the second gear wheel shaft, described the second free-wheel clutch is fixedly mounted in the axis hole of the second gear wheel shaft, the lower end of the inner ring of described the second free-wheel clutch and the 4th gear wheel shaft is fixedly connected, one end of described torque sensor is fixedly mounted in the axis hole of the 4th gear wheel shaft, the other end of described torque sensor is fixedly mounted in the axis hole of second driving shaft, described second driving shaft is arranged in the bearing seat of casing by bearing, described roller bearing end cap is fixedly mounted on the bearing seat on casing top, described the first gear wheel shaft is arranged in the bearing seat of casing by bearing, described the 3rd gear wheel shaft coordinates installation with the meshed transmission gear of the first gear wheel shaft, described the first free-wheel clutch is fixedly mounted in the first gear wheel shaft axis hole, the lower end of the inner ring of described the first free-wheel clutch and the first transmission shaft is fixedly connected, the downside of described gear and the first transmission shaft is fixedly connected, described gear coordinates installation with the meshed transmission gear of the 4th gear wheel shaft, described the first transmission shaft is arranged in the bearing seat of casing by bearing, the upper end of the input shaft of described angular-motion transducer and the first transmission shaft is fixedly connected, housing and the casing of described angular-motion transducer are fixedly connected, described the first transmission shaft middle part is processed with motion thread, described driving nut coordinates installation with the threaded portion transmission of the first transmission shaft, be provided with a boss on described driving nut, described approach switch and casing are fixedly connected, the installation corresponding to the boss of driving nut of the inductive head of described approach switch, described stroke baffle and driving nut are fixedly connected, the side of described stroke baffle relative limit block is provided with a long recess, length direction Central Symmetry position at long recess is provided with a short groove, the movable core of described positive stop and electromagnet is fixedly connected, housing and the casing of described electromagnet are fixedly connected, described positive stop can stretch in the long recess or short groove of stroke baffle under the driving of electromagnet, described block supporting seat and casing are fixedly connected, two lateral wall running-fits of the backplate of described block supporting seat both sides and stroke baffle are installed, the inwall running-fit of described positive stop and block supporting seat is installed, described the first free-wheel clutch and the second free-wheel clutch adopt identical transmission direction to install.
During position that can straight-line travelling in vehicle at bearing circle, the length direction center of described driving nut and the first transmission shaft upper driving length of thread direction center superposition are installed, now described positive stop be centered close to short groove length direction in the heart.The axial line of the axial line of the axial line of described angular-motion transducer, the first transmission shaft and the first gear wheel shaft is installed with one heart.The axial line of the axial line of described second driving shaft, the axial line of torque sensor, the 4th gear wheel shaft and the axial line of the second gear wheel shaft are installed with one heart.Described angular-motion transducer is the hollow shaft angular encoder.The axial line of described approach switch vertically passes the axial line of the first transmission shaft, and overlaps with the axial line of positive stop length direction.The boss arranged on described driving nut is arranged in the driving nut length direction in the heart, and the circumferential position of described boss is in and the immediate position of approach switch.
The employing the beneficial effects of the utility model are, can detect exactly the anglec of rotation of bearing circle, can provide adjustable, suitable road feel to chaufeur, when to chaufeur, providing the road feel of positive and negative both direction, motor only needs a direction to rotate does not need commutation, reduce reversing impact, improve the life-span, and can under different operating modes, change mode of operation, adjust bearing circle and complete the rotation number of turns entirely turned to, good application value is arranged.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The accompanying drawing explanation
Fig. 1 is the front view of vehicle line traffic control steering direction dish device described in the utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 2.
In figure: motor 1 casing 2 first gear wheel shaft 3 second gear wheel shaft 4 second free-wheel clutch 5 the 3rd gear wheel shaft 6 first free-wheel clutch 7 gears 8 the 4th gear wheel shaft 9 torque sensor 10 driving nut 11 first transmission shaft 12 angular-motion transducer 13 second driving shaft 14 roller bearing end cap 15 stroke baffle 16 positive stop 17 block supporting seat 18 electromagnet 19 approach switchs 20
The specific embodiment
In Fig. 1, Fig. 2 and Fig. 3, this device mainly is comprised of motor 1, casing 2, the first gear wheel shaft 3, the second gear wheel shaft 4, the second free-wheel clutch 5, the 3rd gear wheel shaft 6, the first free-wheel clutch 7, gear 8, the 4th gear wheel shaft 9, torque sensor 10, driving nut 11, the first transmission shaft 12, angular-motion transducer 13, second driving shaft 14, roller bearing end cap 15, stroke baffle 16, positive stop 17, block supporting seat 18, electromagnet 19 and approach switch 20, described motor 1 is bolted and connects with casing 2, the output shaft of described motor 1 is fixedly connected by the lower end of coupler and the 3rd gear wheel shaft 6, described the 3rd gear wheel shaft 6 is arranged in the bearing seat of casing 2 by bearing, described the second gear wheel shaft 4 is arranged in the bearing seat of casing 2 by bearing, described the 3rd gear wheel shaft 6 coordinates installation with the meshed transmission gear of the second gear wheel shaft 4, the outer ring of described the second free-wheel clutch 5 is fixedly connected in the axis hole of the second gear wheel shaft 4 by key, the lower end of the inner ring of described the second free-wheel clutch 5 and the 4th gear wheel shaft 9 is fixedly connected by key, one end of described torque sensor 10 is fixedly mounted in the axis hole of the 4th gear wheel shaft 9 by key, the other end of described torque sensor 10 is arranged in the axis hole of second driving shaft 14 by key, described second driving shaft 14 is arranged in the bearing seat of casing 2 by bearing, described roller bearing end cap 15 is mounted by means of bolts on the bearing seat on casing 2 tops, described the first gear wheel shaft 3 is arranged in the bearing seat of casing 2 by bearing, described the 3rd gear wheel shaft 6 coordinates connection with the meshed transmission gear of the first gear wheel shaft 3, the outer ring of described the first free-wheel clutch 7 is fixedly connected in the first gear wheel shaft 3 axis holes by key, the lower end of the inner ring of described the first free-wheel clutch 7 and the first transmission shaft 12 is fixedly connected by key, the downside of described gear 8 and the first transmission shaft 12 is fixedly connected by key and circlip, described gear 8 coordinates installation with the meshed transmission gear of the 4th gear wheel shaft 9, described the first transmission shaft 12 is fixedly mounted in the bearing seat of casing 2 by bearing, the upper end heavy keying fit of the input shaft of described angular-motion transducer 13 and the first transmission shaft 12 is installed, the housing of described angular-motion transducer 13 is bolted and connects with casing 2, described the first transmission shaft 12 middle parts are processed with motion thread, described driving nut 11 coordinates installation with the threaded portion transmission of the first transmission shaft 12, be provided with a boss on described driving nut 11, described approach switch 20 is fixedly connected with casing 2, the corresponding installation of boss of the inductive head of described approach switch 20 and driving nut 11, described stroke baffle 16 is welded on a side of driving nut 11, long recess of side Milling Process of described stroke baffle 16 relative limit blocks 17, at short groove of the length direction Central Symmetry position of long recess Milling Process, described positive stop 17 is bolted and connects with the movable core of electromagnet 19, the housing of described electromagnet 19 is bolted and connects with casing 2, described positive stop 17 can stretch in the long recess or short groove of stroke baffle 16 under the driving of electromagnet 19, on described block supporting seat 18 welding casings 2, two lateral wall running-fits of the backplate of described block supporting seat 18 both sides and stroke baffle 16 are installed, described positive stop 17 is installed with the inwall running-fit of block supporting seat 18.Described the first free-wheel clutch 7 adopts identical transmission direction to install with the second free-wheel clutch 5.
During position that can straight-line travelling in vehicle at bearing circle, the length direction center of described driving nut 11 and the first transmission shaft 12 upper driving length of thread direction center superpositions are installed, now described positive stop 17 be centered close to short groove length direction in the heart.The axial line of the axial line of the axial line of described angular-motion transducer 13, the first transmission shaft 12 and the first gear wheel shaft 3 is installed with one heart.The axial line of the axial line of the axial line of the axial line of described second driving shaft 14, torque sensor 10, the 4th gear wheel shaft 9 and the second gear wheel shaft 4 is installed with one heart, and described angular-motion transducer 13 is the hollow shaft angular encoder.The axial line of described approach switch 20 vertically passes the axial line of the first transmission shaft 12, and overlaps with the axial line of positive stop 17 length directions.The boss arranged on described driving nut 11 is arranged in driving nut 11 length directions in the heart, and the circumferential position of described boss is in and the immediate position of approach switch 20.The transmission direction of described the first free-wheel clutch 7 and the second free-wheel clutch 5 is identical, operative orientation that free-wheel clutch select to be installed at this be inner ring when the outer ring anticlockwise direction rotates, inner ring can drive outer ring and together rotate; When rotate relative to the inner ring clockwise direction outer ring, outer ring can drive inner ring and together rotate.If select to install the operative orientation of free-wheel clutch and above-mentioned opposite direction, also respective opposed action of the corresponding actions of following principle of work, still can work.Steering wheel column is fixedly connected by the upper end of coupler and second driving shaft 14.
When vehicle needs to transfer to next operation field after an operation field is finished the work, need vehicle that higher moving velocity will be arranged, press the walking mode button, after electric control unit detects this on-off signal, when electric control unit detects the boss aligning approach switch 20 on driving nut 11, make electromagnet 19 energisings, the movable core action of electromagnet 19, make in the long recess of front end in stroke baffle 16 of positive stop 17, vehicle is in the normal row walking modes, and it is 900 ° that bearing circle turns to the angle of rotation entirely.When the bearing circle left-handed turning, steering wheel column drives second driving shaft 14, torque sensor 10, the synchronous anticlockwise direction of the 4th gear wheel shaft 9 rotates, now the second free-wheel clutch 5 is in running order, the inner ring anticlockwise direction that the 4th gear wheel shaft 9 drives the second free-wheel clutch rotates, the inner ring of the second free-wheel clutch 5 drives outer ring, outer ring drives the second gear wheel shaft 4 anticlockwise directions and rotates, the second gear wheel shaft 4 drives the 3rd gear wheel shaft 6 clockwise directions and rotates, the 3rd gear wheel shaft 6 drives the first gear wheel shaft 3 anticlockwise directions and rotates, the gear driven gear 8 of described the 4th gear wheel shaft 9 clockwise rotates, because the transmission direction of the first free-wheel clutch 7 and the second free-wheel clutch 5 is identical, so the first free-wheel clutch 7 is in idling conditions, the first gear wheel shaft 3 can not drive the first transmission shaft 12 and rotate, electric control unit can be adjusted the torque that suitable magnitude of voltage control motor 1 output rotates counterclockwise direction according to transmitting the information of road surface come, be applied on bearing circle and produce corresponding dumping force by the 3rd gear wheel shaft 6 and the second gear wheel shaft 4, can provide corresponding road feel feedback to chaufeur, torque sensor 10 constantly detects rotating torque the output electrical signals of bearing circle, control the magnitude of voltage of adjusting motor 1, and then reach suitable road feel state, when rotating, the 4th gear wheel shaft 9 can rotate identical angle by driven gear 8 clockwise directions, gear 8 drives the first transmission shaft 12 and rotates corresponding angle, angular-motion transducer 13 just can detect the rotational angle of the first transmission shaft 12, the namely rotational angle of bearing circle output electrical signals, now the first free-wheel clutch 7 is in idling conditions, the first transmission shaft 12 can not drive the first gear wheel shaft 3 and rotate, the first transmission shaft 12 clockwise directions can drive driving nut 11 while rotating and move up, when bearing circle turns left 900 ° to arrive full steering position, the downside of the long recess of stroke baffle 16 can stop motion under the barrier effect of positive stop 17 and block supporting seat 18, the first also stop motion of transmission shaft 12, steering wheel with limiting.When bearing circle is turned right, steering wheel column drives second driving shaft 14, the synchronous clockwise direction of torque sensor 10 and the 4th gear wheel shaft 9 rotates, now the second free-wheel clutch 5 can not drive the second gear wheel shaft 4 rotations in idling conditions, the 4th gear wheel shaft 9 driven gear 8 anticlockwise directions rotate identical angle, gear 8 drives the first transmission shaft 12 anticlockwise directions and rotates corresponding angle, angular-motion transducer 13 just can detect the rotational angle of the first transmission shaft 12, the namely rotational angle of bearing circle output electrical signals, now the first free-wheel clutch 7 is in running order, the inner ring anticlockwise direction that the first transmission shaft 12 drives the first free-wheel clutch 7 rotates, the inner ring of the first free-wheel clutch 7 drives outer ring, outer ring drives the first gear wheel shaft 3 anticlockwise directions and rotates, the first gear wheel shaft 3 drives the 3rd gear wheel shaft 6 clockwise directions and rotates, the 3rd gear wheel shaft 6 drives the second gear wheel shaft 4 anticlockwise directions and rotates, due to the second free-wheel clutch 5 in idling conditions, the second gear wheel shaft 4 can not drive the 4th gear wheel shaft 9 and rotate, electric control unit can be adjusted the torque that suitable magnitude of voltage control motor 1 output rotates counterclockwise direction according to transmitting the information of road surface come, by the 3rd gear wheel shaft 6, the first gear wheel shaft 3, gear 8 and the 4th gear wheel shaft 9 are applied on bearing circle and produce corresponding dumping force, can provide corresponding road feel feedback to chaufeur, torque sensor 10 constantly detects rotating torque the output electrical signals of bearing circle, control the magnitude of voltage of adjusting motor 1, and then reach suitable road feel state, the first transmission shaft 12 anticlockwise directions can drive driving nut 11 while rotating and move down, when 900 ° of bearing circle right-hand turnings arrive full steering position, the upper side of the long recess of stroke baffle 16 can stop motion under the barrier effect of positive stop 17 and block supporting seat 18, the first also stop motion of transmission shaft 12, steering wheel with limiting.
When vehicle when operation is driven, press the work pattern button, after electric control unit detects this on-off signal, when electric control unit detects the boss aligning approach switch 20 on driving nut 11, make electromagnet 19 outages, the movable core of electromagnet 19 can reset under the effect of retracing spring, makes in the short groove of front end in stroke baffle 16 of positive stop 17, vehicle is just in work pattern, and namely entirely to turn to the angular transformation of rotation be 180 ° to bearing circle.When bearing circle turns left, steering wheel column drives second driving shaft 14, torque sensor 10, the synchronous anticlockwise direction of the 4th gear wheel shaft 9 rotates, now the second free-wheel clutch 5 is in running order, the inner ring anticlockwise direction that the 4th gear wheel shaft 9 drives the second free-wheel clutch rotates, the inner ring of the second free-wheel clutch 5 drives outer ring, outer ring drives the second gear wheel shaft 4 anticlockwise directions and rotates, the second gear wheel shaft 4 drives the 3rd gear wheel shaft 6 clockwise directions and rotates, the 3rd gear wheel shaft 6 drives the first gear wheel shaft 3 anticlockwise directions and rotates, the gear driven gear 8 of described the 4th gear wheel shaft 9 clockwise rotates, because the transmission direction of the first free-wheel clutch 7 and the second free-wheel clutch 5 is identical, so the first free-wheel clutch 7 is in idling conditions, the first gear wheel shaft 3 can not drive the first transmission shaft 12 and rotate, electric control unit can be adjusted the torque that suitable magnitude of voltage is controlled the rotation direction of motor 1 output conter clockwise according to transmitting the information of road surface come, be applied on bearing circle and produce corresponding dumping force by the 3rd gear wheel shaft 6 and the second gear wheel shaft 4, can provide corresponding road feel feedback to chaufeur, torque sensor 10 constantly detects rotating torque the output electrical signals of bearing circle, control the magnitude of voltage of adjusting motor 1, and then reach suitable road feel state, when rotating, the 4th gear wheel shaft 9 can rotate identical angle by driven gear 8 clockwise directions, gear 8 drives the first transmission shaft 12 and rotates corresponding angle, angular-motion transducer 13 just can detect the rotational angle of the first transmission shaft 12, the namely rotational angle of bearing circle output electrical signals, now the first free-wheel clutch 7 is in idling conditions, the first transmission shaft 12 can not drive the first gear wheel shaft 3 and rotate, the first transmission shaft 12 clockwise directions can drive driving nut 11 while rotating and move up, when bearing circle turns left 180 ° to arrive full steering position, the downside of the long recess of stroke baffle 16 can stop motion under the barrier effect of positive stop 17 and block supporting seat 18, the first also stop motion of transmission shaft 12, steering wheel with limiting.When bearing circle is turned right, steering wheel column drives second driving shaft 14, the synchronous clockwise direction of torque sensor 10 and the 4th gear wheel shaft 9 rotates, now the second free-wheel clutch 5 can not drive the second gear wheel shaft 4 rotations in idling conditions, the 4th gear wheel shaft 9 driven gear 8 anticlockwise directions rotate identical angle, gear 8 drives the first transmission shaft 12 anticlockwise directions and rotates corresponding angle, angular-motion transducer 13 just can detect the rotational angle of the first transmission shaft 12, the namely rotational angle of bearing circle output electrical signals, now the first free-wheel clutch 7 is in running order, the inner ring anticlockwise direction that the first transmission shaft 12 drives the first free-wheel clutch 7 rotates, the inner ring of the first free-wheel clutch 7 drives outer ring, outer ring drives the first gear wheel shaft 3 anticlockwise directions and rotates, the first gear wheel shaft 3 drives the 3rd gear wheel shaft 6 clockwise directions and rotates, the 3rd gear wheel shaft 6 drives the second gear wheel shaft 4 anticlockwise directions and rotates, due to the second free-wheel clutch 5 in idling conditions, the second gear wheel shaft 4 can not drive the 4th gear wheel shaft 9 and rotate, electric control unit can be adjusted the torque that suitable magnitude of voltage control motor 1 output rotates counterclockwise direction according to transmitting the information of road surface come, by the 3rd gear wheel shaft 6, the first gear wheel shaft 3, gear 8 and the 4th gear wheel shaft 9 are applied on bearing circle and produce corresponding dumping force, can provide corresponding road feel feedback to chaufeur, torque sensor 10 constantly detects rotating torque the output electrical signals of bearing circle, control the magnitude of voltage of adjusting motor 1, and then reach suitable road feel state, the first transmission shaft 12 anticlockwise directions can drive driving nut 11 while rotating and move down, when 180 ° of bearing circle right-hand turnings arrive full steering position, the upper side of the long recess of stroke baffle 16 can stop motion under the barrier effect of positive stop 17 and block supporting seat 18, the first also stop motion of transmission shaft 12, steering wheel with limiting.
The utility model can detect the anglec of rotation of bearing circle exactly, provide adjustable, suitable road feel to chaufeur, motor only needs a direction to rotate can provide the road feel of forward and reverse steering wheel rotation to chaufeur, according to different mode of operations, adjust bearing circle and complete the rotation number of turns entirely turned to.
Claims (7)
1. a vehicle line traffic control steering direction dish device, it is characterized in that, mainly by motor (1), casing (2), the first gear wheel shaft (3), the second gear wheel shaft (4), the second free-wheel clutch (5), the 3rd gear wheel shaft (6), the first free-wheel clutch (7), gear (8), the 4th gear wheel shaft (9), torque sensor (10), driving nut (11), the first transmission shaft (12), angular-motion transducer (13), second driving shaft (14), roller bearing end cap (15), stroke baffle (16), positive stop (17), block supporting seat (18), electromagnet (19) and approach switch (20) form, described motor (1) is fixedly connected with casing (2), the output shaft of described motor (1) is fixedly connected by the lower end of coupler and the 3rd gear wheel shaft (6), described the 3rd gear wheel shaft (6) is arranged in the bearing seat of casing (2) by bearing, described the second gear wheel shaft (4) is arranged in the bearing seat of casing (2) by bearing, described the 3rd gear wheel shaft (6) coordinates installation with the meshed transmission gear of the second gear wheel shaft (4), described the second free-wheel clutch (5) is fixedly mounted in the axis hole of the second gear wheel shaft (4), the lower end of the inner ring of described the second free-wheel clutch (5) and the 4th gear wheel shaft (9) is fixedly connected, one end of described torque sensor (10) is fixedly mounted in the axis hole of the 4th gear wheel shaft (9), the other end of described torque sensor (10) is fixedly mounted in the axis hole of second driving shaft (14), described second driving shaft (14) is arranged in the bearing seat of casing (2) by bearing, described roller bearing end cap (15) is fixedly mounted on the bearing seat on casing (2) top, described the first gear wheel shaft (3) is arranged in the bearing seat of casing (2) by bearing, described the 3rd gear wheel shaft (6) coordinates installation with the meshed transmission gear of the first gear wheel shaft (3), described the first free-wheel clutch (7) is fixedly mounted in the first gear wheel shaft (3) axis hole, the lower end of the inner ring of described the first free-wheel clutch (7) and the first transmission shaft (12) is fixedly connected, described gear (8) is fixedly connected with the downside of the first transmission shaft (12), described gear (8) coordinates installation with the meshed transmission gear of the 4th gear wheel shaft (9), described the first transmission shaft (12) is arranged in the bearing seat of casing (2) by bearing, the upper end of the input shaft of described angular-motion transducer (13) and the first transmission shaft (12) is fixedly connected, the housing of described angular-motion transducer (13) and casing (2) are fixedly connected, described the first transmission shaft (12) middle part is processed with motion thread, described driving nut (11) coordinates installation with the threaded portion transmission of the first transmission shaft (12), described driving nut is provided with a boss on (11), described approach switch (20) is fixedly connected with casing (2), the corresponding installation of boss of the inductive head of described approach switch (20) and driving nut (11), described stroke baffle (16) is fixedly connected with driving nut (11), the side of described stroke baffle (16) relative limit block (17) is provided with a long recess, length direction Central Symmetry position at long recess is provided with a short groove, described positive stop (17) is fixedly connected with the movable core of electromagnet (19), the housing of described electromagnet (19) and casing (2) are fixedly connected, described positive stop (17) can stretch in the long recess or short groove of stroke baffle (16) under the driving of electromagnet (19), described block supporting seat (18) is fixedly connected with casing (2), two lateral wall running-fits of the backplate of described block supporting seat (18) both sides and stroke baffle (16) are installed, described positive stop (17) is installed with the inwall running-fit of block supporting seat (18), described the first free-wheel clutch (7) and the second free-wheel clutch (5) adopt identical transmission direction to install.
2. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: during position that can straight-line travelling in vehicle at bearing circle, the length direction center of described driving nut (11) and the first transmission shaft (12) upper driving length of thread direction center superposition are installed, now described positive stop (17) be centered close to short groove length direction in the heart.
3. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: the axial line of the axial line of described angular-motion transducer (13), the first transmission shaft (12) and the axial line of the first gear wheel shaft (3) are installed with one heart.
4. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: the axial line of the axial line of the axial line of described second driving shaft (14), torque sensor (10), the axial line of the 4th gear wheel shaft (9) and the second gear wheel shaft (4) is installed with one heart.
5. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: described angular-motion transducer (13) is the hollow shaft angular encoder.
6. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: the axial line of described approach switch (20) vertically passes the axial line of the first transmission shaft (12), and overlaps with the axial line of positive stop (17) length direction.
7. vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: the upper boss arranged of described driving nut (11) is arranged in driving nut (11) length direction in the heart, and the circumferential position of described boss is in and the immediate position of approach switch (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452434.6U CN203345019U (en) | 2013-07-19 | 2013-07-19 | Vehicle drive-by-wire steering wheel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452434.6U CN203345019U (en) | 2013-07-19 | 2013-07-19 | Vehicle drive-by-wire steering wheel device |
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| Publication Number | Publication Date |
|---|---|
| CN203345019U true CN203345019U (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320452434.6U Expired - Lifetime CN203345019U (en) | 2013-07-19 | 2013-07-19 | Vehicle drive-by-wire steering wheel device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359161A (en) * | 2013-07-19 | 2013-10-23 | 青岛科技大学 | Vehicle steer-by-wire steering wheel device |
| CN104029713A (en) * | 2014-05-17 | 2014-09-10 | 青岛科技大学 | Bevel-gear-type vehicle drive-by-wire steering wheel device |
| CN106275058A (en) * | 2016-08-25 | 2017-01-04 | 青岛科技大学 | A kind of vehicle steer by wire apparatus |
| CN107097840A (en) * | 2016-02-19 | 2017-08-29 | 纳博特斯克有限公司 | Transfer |
-
2013
- 2013-07-19 CN CN201320452434.6U patent/CN203345019U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359161A (en) * | 2013-07-19 | 2013-10-23 | 青岛科技大学 | Vehicle steer-by-wire steering wheel device |
| CN103359161B (en) * | 2013-07-19 | 2015-10-21 | 青岛科技大学 | Vehicle line traffic control steering direction dish device |
| CN104029713A (en) * | 2014-05-17 | 2014-09-10 | 青岛科技大学 | Bevel-gear-type vehicle drive-by-wire steering wheel device |
| CN104029713B (en) * | 2014-05-17 | 2018-05-25 | 青岛科技大学 | Bevel gear type vehicle line traffic control steering direction disk device |
| CN107097840A (en) * | 2016-02-19 | 2017-08-29 | 纳博特斯克有限公司 | Transfer |
| CN106275058A (en) * | 2016-08-25 | 2017-01-04 | 青岛科技大学 | A kind of vehicle steer by wire apparatus |
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Granted publication date: 20131218 Effective date of abandoning: 20151021 |
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| AV01 | Patent right actively abandoned |
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